US1394391A - Dental-cotton holder and waste-receiver - Google Patents

Description

N. I. WOOLSEY DENTAL COTTON HOLDER AND WASTE RECEIVER.

APPLICATION FILED JULY 8, 1919.

v film/10R MCHOMS [WWLSD Patented Oct. 18, 1921.

WITNESSES A TTORNEYS v UNITED STATES NIoHoLAsi. WOOLSEY, orivnw Yonn, N. Y.,

DENTAL-COTTON HOLDER Ann w'as'rn nnonivna tion.

The object of the invention is to provide a new and improved dental cotton holder and waste receiver more especially designed for use by dentists, and arranged to enable the dentist to keep a supply of bunched dental cotton on hand for,say, afdays work, and to permit the dentist to readily dispose of the soiled, unsightly bunches of waste cotton without exposing either the dental cotton or the waste." Another object is to keepthe dental cotton in sanitary condition prior to use. Another object is to prevent flies and other insects from being attracted by the waste. Another object is to permit the dentist to readily take hold of a bunch of dentalcotton with a pincer or other tool and remove it from its holder and to permit the dentist to dispose of the bunch of waste without being required to touch it with the fingers. p

With these and other objects in view, the invention'consists of certain novel'features 01 construction as hereinafter shown and described and then specifically pointed out in the claims.

A practical embodiment oi the invention is represented in the accompanying drawings forming a part of this specification, in which similar characters of reference indi cate corresponding parts in all the views.

Figure 1 is a sectional side elevation of tl e dental cotton holder;

Fig. 2 is a plan view of the same;

Fig. 3 is an inverted plan view of the cover for the cotton holder;

Fig. 4% is a sectional side elevation of the waste receiver; and

Fig. 5 is a plan view of the same.

The dental cotton holder illustrated in Figs. 1, 2 and 3 consists essentially of a jar 10, preferably made of porcelain, glass or similar material, and in this jar is removably held a cup 11 of paper or other suitable cheap material. The cup 11 is adapted to contain bunches 12 of dental cotton sufiicient for, say, a days work. The

Specification of Letters l atent.

cup '11 is provided at itsupper end with an outwardly extending flange 13 adapted to rest on the top edge of the neck ld of the jar thus supporting the cup 11 within the jar 10. 1

PatentedOct. iaieei.

Application filed July. 8, 1919. Serial in. 309,292.

The cup 11 is normally closed byja closure eoinprising a disk 16 resting on top'oi? the flange 13 and having apertures 17 sufficiently large for the passage of a bunch 12 of dental cotton; and the disk 16 is provided with a central pivot 18 on which is mounted to turn a closing disk 19 having apertures 20 normally out of register with the apertures 17 but adapted to register with the same on correspondingly turning the disk 19 on the" pivot 18 It will be noticed that the dentlSlJdlilVlIlg hold of a pair of tweezers or a similar tool can readily turn the disk 19 a bunchIlQot' dental cotton and to remove the same from the (up by way of the registering apertures 17 and 20 for use in the usual manner. After the bunch of dental cotton is {withdrawn from the cup 11 the dislc19 is turned into closedposition to protect the contents of the cup 11* from extraneous matter, lnorder to permit a1convenientturning of the disk 19 bythe use of the tweezers the disk 19 is provided on diametrically opposite sides with'serrations or teeth 21 any one ofwhich may be engaszedbv the tweezers.

V The disk 16 of the cup closure isheld within a cap 25, preferablymadeof metal, land having an opening 26 in which extends the closing disk 19 of theclosure. The cap 25 is provided with a depending annular flange 27 terminating at its lower end in inwardly spaced lugs 28 adapted to engage the under sideof locking lugs 29 formed integrally on the outer face of the neck 14: of the jar 10. 13y the arrangement described. the cap 25 is detachably locked on the upper end of the jar 10and the cap holds the disk 16 of the closure in firm contact with the flange 13 of the cup 11' thus holding the said flange 13 in position on the upperedge ofthe neck 7 jar'lO, being understood" that theclosure V disks 16 and l9 remain in thecap When removed from'tlie ar. Convenient access is noW had to the cup 11 to remove the same from thejar jwhenever it is desired to do so or for filling the cupwith bunches 12 of dental cotton'pi'ior to-replacing the-same in the jar. It isfurtherunderstoodthat the cup 11 can also be filled with "the bunches of dental cotton prior to beginning the days j on the top edge of theijar 50. -ne flange 53 is engaged by a closuredisk 54 provided with slits 55, preferably in the form ot a cross,' to form yielding tongues Soto permit the dentistto readily push a bunch 52 of Waste cotton into the'cup 51 and allowing ready With- (lIEtWfil of the pincers or other tool used for the purpose. The closure disk 54 is held in place on the flange 53iby a cap 60, similar to the cap 25,1and having'its central opening 61 disclosing the 'slitted central portion of the closure disk 54. ,7 The cap 60 is provided With a depending flange 62 having inwardly extending locking lugs 63 adapted to engage locking lugs 64 similar to'the lugs 29- above I mentionedso that further description of the 7 same is not deemed necessary. It is. understood that'the dentist can read ly push the soiled, unsightly bunches of Waste cotton 52 through the slitted disk 54 into the receiving cup 51 and afterrthe cup 51 is filled the dentist .7 removes'the'cap '50 and with it the ."closure disk 54 to permit of removing the replaced.

V fill d 51 from. the jar 'A p isinow placed in position in the jar and then. the cap, and the closure disk 54 are of the cup.

From the foregoingfit will be seen that the bunches 12 of dental cotton and the bunches 52 or Waste-dental cotton are kept outof sightfand the dentist can readily remove a bunch 12 "of; dental cotton from the cup 11 and can readily insert-a bunch 52 of jar, aclosure for the cup and having means for permitting bunched material to be 111-' sertedin the cup, and a cap having a central opening and removably secured upon. the i yar and holding said closure in v position.

I 2. A receptacle ofthe character described, comprising a ar, a paper cup having a flange resting upon the upper edge of the Jar-supporting it therein, a closurefor the cup rest-V ing upon the flangeofthe cup and having means for permittinghunched material to be inserted in the cup, and a cap liavinga central opening and removably secured upon'the gar and clamping the closure on, thefflange 3. A receptacle for holding dental cotton, comprising a jar a removable cup in the jar, a closurefor the cup and having radial slits intersecting each-other at the centeriof the closure, and a cap having a central opening and removably secured on the jaip V V 4. A receptacle for holding dental cotton or receiving dental cotton Waste, comprising a jag-acap having .a central opening; in terlockingl means on'the jarand' cap torreinovably locking the cap inpla'c'e on the jar, a cup extending into the jar; and having a flange seated on the edge of the 'jarpand a disk held in thesaid cap and adapted torest onjthe" said cup flange to hold the latter-in place on the jar; the said disks having slits forming self-closing tongues to permit '01"- forcing dental cotton wasteinto the cup.

niciionl s I; WOOLSEY;

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